32122100144440 has 64 divisors (see below), whose sum is σ = 72487231740000. Its totient is φ = 12811066652160.

The previous prime is 32122100144417. The next prime is 32122100144447. The reversal of 32122100144440 is 4444100122123.

It is a junction number, because it is equal to n+sod(n) for n = 32122100144399 and 32122100144408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32122100144447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204142195 + ... + 204299485.

Almost surely, 2^{32122100144440} is an apocalyptic number.

It is an amenable number.

32122100144440 is an abundant number, since it is smaller than the sum of its proper divisors (40365131595560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32122100144440 is a wasteful number, since it uses less digits than its factorization.

32122100144440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172280 (or 172276 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 32122100144440 its reverse (4444100122123), we get a palindrome (36566200266563).

The spelling of 32122100144440 in words is "thirty-two trillion, one hundred twenty-two billion, one hundred million, one hundred forty-four thousand, four hundred forty".